﻿using System;
using System.Net;
using System.Net.Mail;
using System.Web.Mvc;
using System.Web.Security;
using canthovieclam.Models;
using canthovieclam.Core.Utilities;
using canthovieclam.BL.Models;
using canthovieclam.BL;

namespace canthovieclam.Controllers
{
    public class AccountController : LayoutController
    {
        //
        // GET: /Account/LogOn

        public ActionResult LogOn()
        {
            return View();
        }

        //
        // POST: /Account/LogOn

        [HttpPost]
        public ActionResult LogOn(LogOnModel model, string returnUrl)
        {
            if (ModelState.IsValid)
            {
                if (Membership.ValidateUser(model.UserName, model.Password))
                {
                    FormsAuthentication.SetAuthCookie(model.UserName, model.RememberMe);
                    if (Url.IsLocalUrl(returnUrl) && returnUrl.Length > 1 && returnUrl.StartsWith("/")
                        && !returnUrl.StartsWith("//") && !returnUrl.StartsWith("/\\"))
                    {
                        return Redirect(returnUrl);
                    }
                    else
                    {
                        return RedirectToAction("Index", "Home");
                    }
                }
                else
                {
                    ModelState.AddModelError("", "The user name or password provided is incorrect.");
                }
            }

            // If we got this far, something failed, redisplay form
            return View(model);
        }

        //
        // GET: /Account/LogOff

        public ActionResult LogOff()
        {
            FormsAuthentication.SignOut();

            return RedirectToAction("Index", "Home");
        }

        //
        // GET: /Account/Register

        public ActionResult Register()
        {          
            return View();
        }

        //
        // POST: /Account/Register

        [HttpPost, ValidateInput(false)]
        public ActionResult Register(RegisterModel model, string CaptchaValue, string InvisibleCaptchaValue)
        {
            bool cv = CaptchaController.IsValidCaptchaValue(CaptchaValue.ToUpper());
            bool icv = InvisibleCaptchaValue == "";
            if (!cv || !icv)
            {
                ModelState.AddModelError(string.Empty, "Captcha error.");
                return View();
            }
            if (ModelState.IsValid)
            {
                // Attempt to register the user
                MembershipCreateStatus createStatus;
                MembershipUser newUser = Membership.CreateUser(model.UserName, model.Password, model.Email, null, null, false, null, out createStatus);

                //Employer Model
                EmployerModel employerModel = new EmployerModel();
                employerModel.EmployerId = GuidUtils.NewSeqGuid();
                employerModel.EmployerName = model.EmployerName;
                employerModel.Fax = model.Fax;
                employerModel.Phone = model.Phone;
                employerModel.Website = model.Website;
                employerModel.EmployerProfile = model.EmployerProfile;

                //Contact Model
                ContactModel contactModel = new ContactModel();
                contactModel.ContactId = GuidUtils.NewSeqGuid();
                contactModel.ContactName = model.ContactName;
                contactModel.Email = model.Email;
                contactModel.Phone = model.Phone;
                contactModel.LoginId = (Guid)newUser.ProviderUserKey;

                RegisterEmployerImpl registerEmployerImpl = new RegisterEmployerImpl();
                registerEmployerImpl.RegisterEmployer(employerModel, contactModel);

              

                if (createStatus == MembershipCreateStatus.Success)
                {
                    SendVerificationMail(newUser);
                    //return RedirectToAction("Index", "Home");
                }
                else
                {
                    ModelState.AddModelError("", ErrorCodeToString(createStatus));
                }
            }

            // If we got this far, something failed, redisplay form
            return View(model);
        }

        //
        // GET: /Account/ChangePassword

        [Authorize]
        public ActionResult ChangePassword()
        {
            return View();
        }

        //
        // POST: /Account/ChangePassword

        [Authorize]
        [HttpPost]
        public ActionResult ChangePassword(ChangePasswordModel model)
        {
            if (ModelState.IsValid)
            {
                // ChangePassword will throw an exception rather
                // than return false in certain failure scenarios.
                bool changePasswordSucceeded;
                try
                {
                    MembershipUser currentUser = Membership.GetUser(User.Identity.Name, true /* userIsOnline */);
                    changePasswordSucceeded = currentUser.ChangePassword(model.OldPassword, model.NewPassword);
                }
                catch (Exception)
                {
                    changePasswordSucceeded = false;
                }

                if (changePasswordSucceeded)
                {
                    return RedirectToAction("ChangePasswordSuccess");
                }
                else
                {
                    ModelState.AddModelError("", "The current password is incorrect or the new password is invalid.");
                }
            }

            // If we got this far, something failed, redisplay form
            return View(model);
        }

        //
        // GET: /Account/ChangePasswordSuccess

        public ActionResult ChangePasswordSuccess()
        {
            return View();
        }

        public ActionResult VerifyAccount(string id)
        {
            Guid guid = new Guid(id);
            MembershipUser user = Membership.GetUser(guid);
            if (user != null && user.IsApproved == false)
            {
                user.IsApproved = true;
                Membership.UpdateUser(user);
                FormsAuthentication.SetAuthCookie(user.UserName, false);
                return RedirectToAction("Index", "Home");
            }
            else
            {
               
            }
            return View();
        }

        #region Status Codes

        private static string ErrorCodeToString(MembershipCreateStatus createStatus)
        {
            // See http://go.microsoft.com/fwlink/?LinkID=177550 for
            // a full list of status codes.
            switch (createStatus)
            {
                case MembershipCreateStatus.DuplicateUserName:
                    return "User name already exists. Please enter a different user name.";

                case MembershipCreateStatus.DuplicateEmail:
                    return
                        "A user name for that e-mail address already exists. Please enter a different e-mail address.";

                case MembershipCreateStatus.InvalidPassword:
                    return "The password provided is invalid. Please enter a valid password value.";

                case MembershipCreateStatus.InvalidEmail:
                    return "The e-mail address provided is invalid. Please check the value and try again.";

                case MembershipCreateStatus.InvalidAnswer:
                    return "The password retrieval answer provided is invalid. Please check the value and try again.";

                case MembershipCreateStatus.InvalidQuestion:
                    return "The password retrieval question provided is invalid. Please check the value and try again.";

                case MembershipCreateStatus.InvalidUserName:
                    return "The user name provided is invalid. Please check the value and try again.";

                case MembershipCreateStatus.ProviderError:
                    return
                        "The authentication provider returned an error. Please verify your entry and try again. If the problem persists, please contact your system administrator.";

                case MembershipCreateStatus.UserRejected:
                    return
                        "The user creation request has been canceled. Please verify your entry and try again. If the problem persists, please contact your system administrator.";

                default:
                    return
                        "An unknown error occurred. Please verify your entry and try again. If the problem persists, please contact your system administrator.";
            }
        }

        #endregion

        #region Private Method

        private void SendVerificationMail(MembershipUser user)
        {

            string emailTo = user.Email;
            string emailSubject = "Kích hoạt tài khoản trang canthovieclam.com";
            Guid guid = (Guid)user.ProviderUserKey;

            string emailBody = "Activation link: http://localhost:43070/Account/VerifyAccount/" + guid.ToString();         


            try
            {
                SendMail sendEmail = new SendMail(true);
                sendEmail.Send(emailTo, emailSubject, emailBody, true);                
            }
            catch (Exception)
            {
                // Handle exception
            }
        }

        #endregion
    }
}